package com.qf.service;

import com.qf.vo.DayStatis;
import com.qf.vo.OrderAmtsVo;

import java.util.List;

/**
 * @author 邢式瑞
 * @version 1.0
 * @project E-commercebackGroundManagementSystem
 * @date 2022/9/21 10:39
 */
public interface OrderService {
    long selectCount();

    List<DayStatis> findOrderAmts(int statisDayRange);
}
